Immunization coverage and risk factors for failure to immunize within the Expanded Programme on Immunization in Kenya after introduction of new Haemophilus influenzae type b and hepatitis b virus antigens
<p style="text-align:justify;"> <b>Background:</b> Kenya introduced a pentavalent vaccine including the DTP, Haemophilus influenzae type b and hepatitis b virus antigens in Nov 2001 and strengthened immunization services. We estimated immunization coverage before and aft...
| Autores principales: | , , , , , , , , |
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| Formato: | Journal article |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2006
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